Johnson Heating and Cooling
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Service & Sales Hours: Monday–Friday, 7:30 a.m.–5:00 p.m.


Air Conditioning Repair in Wentzville, MO

When a heat wave hits or you turn on your air conditioner for the first time in summer, you may find you need immediate air conditioning repair. Johnson Heating and Cooling is an air conditioning company built on the mission of forming respectful relationships with our customers and employees. When we provide an AC repair, we never add additional parts or costs to the bill. Our technicians are trained to conduct our business with honesty and respect for the customer. If your air conditioner breaks at the most inopportune time of the year, we are always here to make your home comfortable again with our air conditioner repair in Wentzville, MO.

Signs You Need Air Conditioning Repair Can Be Subtle

You can avoid expensive repairs by noticing signs of system issues. Our technicians are trained to take the time to educate our customers about signs their systems are aging and may soon need repairing. Some of the signs to look for include:

  • Increased Energy Bills
  • Uneven Humidity in Specific Rooms
  • Uneven Air Flow Throughout Rooms
  • Malfunctioning Thermostat
  • The Fan is Running But No Cool Air Is Being Blown from the Vents
  • Loud Noises Coming from System
  • Smells that Seem as if Something May Be Burning
  • Water Leaking from the Interior or Exterior Parts of System


While you may be able to easily detect the problems plaguing your air conditioner, the subtle changes may require expensive repairs if they are not fixed quickly. Our technicians always inform customers about the state of their systems, so they can detect any signs of future air conditioner problems.

Technician Making Repairs in Wentzville, MO

Get AC Repair from a Trane Comfort Specialist

Our employees are our most valuable asset because they are responsible for forming and maintaining our reputation in the community. We aim to make enduring relationships with customers through our honesty, expertise, and courtesy.

Every employee continues his or her education by training and working with all major air conditioning systems. All AC repair is conducted by a qualified Trane Comfort Specialist. Not every air conditioning repair professional meets the standards to become a specialist. We have earned the title through continued training, superior customer service, and dedication to client satisfaction.

Contact us today to schedule your air conditioning repair. We never add on extra costs or repairs to our residential clients in Wentzville,O'Fallon, Dardenne Prairie, Defiance, St. Peters, St. Charles Lake St. Louis, and Foristell, MO.